Collage of rock art from Cerro Azul (IMAGE) University of Exeter Caption Potential therianthropic images, as suggested by Indigenous informants: a) avian/human at Las Dantas, b) lizard with round, human-like head at Currunchos, c) bird/plant/human with penis at Principal, d) sloth/human at Demoledores, e) Unknown quadruped with tail and penis at Reserva, f) Deer/human at Principal. Credit University of Exeter Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.